| Task | Function | Package |
| detect | a suite of tools for source detection | xray:xspatial:detect |
| errcreate | create an array of errors | xray:xpatial |
| imarith | addition etc. of images | images |
| imcalc | arithmetic operations of arrays | xray:ximages |
| imcnts | extracts counts from region | xray:xspatial |
| imcontour | makes contours | xray:xplot |
| imcopy | copies arrays with format changes if desired | images |
| imexamine | photometry of sources | noao:proto |
| imlintran | translation, rotation, and magnification | images |
| immodel | build analytic functions | xray:xspatial |
| imsmooth | smooths arrays | xray:xspatial |
| isoreg | makes mask based on image intensity levels | xray:xspatial |
| magnify | magnification of images | images |
| makevig | generate a vignetting mask | xray:xspatial |
| plcreate | creates binary file describing region | xray:ximages |
| pllist | display pixel mask | xray:ximages |
| qpshift | perform a linear shift on a qp file | xray:ximages |
| qpsim | generate simulated HRI qp file | xray:xpatial |
| qplintran | perform a linear transformation on a qp file | xray:ximages |
| rosprf | build ROSAT point response functions | xray:xspatial |
| sgraph | a plotting task | tables |
| skypix | converts pixels to RA and dec | xray:xspatial |
| srcinten | determine HRI count rate | xray:xspatial |
| tabplot | Graph one or more lists, image sections, or tables | xray:xplot |
| tprint | lists tabular information | tables |
| vigdata | correct an image for vignetting | xray:xspatial |